Some art experts believed it could be the real copy—and that the Louvre held the fake.
Picabia Sees Record in Sotheby's First Surrealism Sale – ARTnews
The Express Tribune
Mona Lisa' Replica Sold for $3.4 Million at Christie's Paris
$3.4 million for a FAKE Mona Lisa?! And they knew it was fake
What is composite? – digitarticle
Fake Mona Lisa sells for $3.4 million at auction
The Express Tribune
Mona Lisa replica set to fetch up to €300,000 at auction
Mona Lisa